A Spaceship Approaches Earth at 0

question 66

Essay

A spaceship approaches Earth at 0.9 times the speed of light and shines a powerful searchlight onto Earth.How fast will the photons from this searchlight be moving when they hit Earth?

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Definitions:

Coinsurance

A type of insurance in which the insured and the insurer share the costs of covered expenses in a specified ratio after the deductible is met.

Property Insurance

A type of insurance policy that provides financial reimbursement to the owner or renter of a structure and its contents in case of damage or theft.

Sharing Risk

The practice of distributing risks among different parties, often used in insurance and investments to reduce the impact of adverse events on any single party.

Basic Principles

Fundamental theories or beliefs that form the foundation for a system of belief or behavior or for a chain of reasoning.